HEF4517BT,518

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Counter
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide supply voltage range
• Package: SOIC-16
• Essence: The HEF4517BT,518 is a digital counter IC used for counting and controlling various electronic circuits.
• Packaging/Quantity: Available in reels of 2500 pieces.

Specifications

• Supply Voltage Range: 3V to 15V
• Operating Temperature Range: -40°C to +125°C
• Logic Family: CMOS
• Number of Stages: 5
• Maximum Clock Frequency: 25 MHz
• Output Type: Standard

Detailed Pin Configuration

The HEF4517BT,518 has a total of 16 pins. Here is the detailed pin configuration:

1. Clock Input (CP)
2. Enable Input (ENP)
3. Reset Input (MR)
4. Carry Output (CO)
5. Data Input (D0)
6. Data Input (D1)
7. Data Input (D2)
8. Data Input (D3)
9. Data Input (D4)
10. Data Input (D5)
11. Data Input (D6)
12. Data Input (D7)
13. Data Input (D8)
14. Data Input (D9)
15. Data Input (D10)
16. Ground (GND)

Functional Features

• Up/Down Counting: The HEF4517BT,518 can count up or down based on the input signals.
• Cascadable: Multiple HEF4517BT,518 ICs can be cascaded to increase the counting range.
• Carry Output: Provides a carry signal when the maximum count is reached.
• Reset Function: Allows resetting the counter to its initial state.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient counting in various applications. - Low power consumption helps in reducing overall energy consumption. - Wide supply voltage range provides flexibility in different power supply configurations.

Disadvantages: - Limited number of stages may restrict the counting range in certain applications. - CMOS logic family may be susceptible to noise interference.

Working Principles

The HEF4517BT,518 operates based on the principle of digital counting. It uses a clock input to increment or decrement the count based on the input signals. The counter can be reset to its initial state using the reset input. When the maximum count is reached, the carry output signal is activated.

Detailed Application Field Plans

The HEF4517BT,518 finds applications in various fields, including:

1. Industrial Automation: Used for counting and controlling production line processes.
2. Automotive Electronics: Integrated into vehicle control systems for counting and timing functions.
3. Consumer Electronics: Incorporated in electronic devices requiring counting capabilities, such as timers and counters.
4. Communication Systems: Utilized for counting and synchronization purposes in communication equipment.

Alternative Models

Here are some alternative models that provide similar functionality:

1. CD4517BE
2. MC14517B
3. SN74LS191

These models can be considered as alternatives to the HEF4517BT,518 based on their specifications and pin compatibility.

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